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C1921-3G-S-K9
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- Cisco 1900 Series Wireless WAN Bundle C1921-3G-S-K9
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C1921-3G-S-K9
Cisco 1900 Series Wireless WAN Bundle C1921-3G-S-K...
$1,995.00
$1,038.00
25 in Global Warehouse
$1,038.00
48% off
TRUSTED, TRIED, PROVEN
C1921-3G-S-K9 Overview
C1921-3G-S-K9 is a fixed, enterprise-class integrated services router engineered for branch offices requiring versatile connectivity and high-performance data routing. It delivers a robust architecture that consolidates wired Ethernet and integrated 3G wireless capabilities, ensuring continuous WAN access while supporting advanced routing protocols, multi-protocol VPN services, and built-in firewall security.
Designed for demanding business environments, this router offers flexible power options via an AC power supply and features two 10/100 Ethernet ports providing dedicated LAN/WAN connectivity. With modular expansion through an EHWIC slot, integrated voice/video services, redundancy features for high availability, and QoS capabilities to ensure prioritized traffic, the C1921-3G-S-K9 is ideally suited to small enterprise and branch office use cases that require secure and reliable multi-service connectivity.
What is the price of C1921-3G-S-K9?
Lowest price of C1921-3G-S-K9 is $ 1,038.00. Shop now! Get further exclusive discounts with bulk quotation on C1921-3G-S-K9
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C1921-3G-S-K9 Specifications
| Product Type | Enterprise Router |
| VPN Support | IPSec / SSL VPN / DMVPN |
| Power Source | AC Power Supply |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing |
| Broadband | 3G |
| Architecture | Fixed |
| WAN Configuration | WAN |
| WAN Ports | 1 WAN |
| LAN Ports | 2 LAN Ports |
| Ethernet Technology | 10/100 |
| Wi-Fi Standard | N/A |
| Connectivity Type | Wired |
| Network Protocols | IPv4 / IPv6 |
| Remote Management | CLI / SNMP / SSH |
| Compliance Standards | FCC / CE |
| Wireless Support | No |
| Speed/Capacity | Fast Ethernet |
| Firewall Features | Yes |
| Features | VPN / Firewall / IPv6 Compatible / Integrated Services |
| Use Case | Enterprise / Small Business |
| Management | Managed |
| Form Factor | Desktop / Rack-mount |
| Integrated Services | Voice / Video / WAN Optimization |
| High Availability Support | Supported |
| Safety | N/A |
| EMC | N/A |
| Telecom | N/A |
| Throughput Capacity | 100 Mbps |
| QoS Features | Supported |
| Built-in Security Features | Firewall / Intrusion Prevention |
| Expansion Slots | EHWIC |
| Modular Slots Available | 1 Slot |
| Stacking Capability | No |
| 5G Support | No |
| Memory | 256 MB |
| Flash Memory | 256 MB |
| Interface Ports | RJ-45 |
| Power | 65 Watt |
| Device Type | Router |
| Product Name | Cisco 1921 Integrated Services Router (C1921-3G-S-K9) |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
C1921-3G-S-K9 Use Case
Reliable Retail Branch Office Connectivity with LTE Failover
In a national retail chain, remote stores deploy the C1921-3G-S-K9 Cisco 1900 Series Wireless WAN Bundle to maintain always-on connectivity. The integrated 3G cellular modem provides automatic LTE failover when primary links fail, securing POS transactions and inventory management. Benefit: uninterrupted operations, PCI-compliant data security, and enhanced customer experience.
Mobile Command Center Communications for Emergency Response
Public safety agencies leverage the C1921-3G-S-K9 Cisco 1900 Series Wireless WAN Bundle in mobile command vehicles at disaster sites. The router establishes secure VPN tunnels over 3G networks, enabling real-time video streaming, incident management dashboards, and interagency coordination. Benefit: high-availability communications, rapid deployment, and encrypted data exchange under critical conditions.
Industrial IoT Data Aggregation in Distributed Manufacturing
A manufacturing enterprise uses the C1921-3G-S-K9 Cisco 1900 Series Wireless WAN Bundle to connect remote production sites and IoT sensor networks. The device aggregates machine data over 3G links into a centralized analytics platform while enforcing firewall and QoS policies. Benefit: improved operational visibility, reduced latency, and simplified IoT infrastructure management.
Quality Certifications
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Product Comparison Table
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| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Fixed | Fixed | Fixed | Fixed |
| Broadband | 3G | N/A | N/A | N/A | 3G |
| Built-in Security Features | Firewall, Intrusion Prevention, Encryption | Firewall / Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention / Malware Protection | Firewall / Intrusion Prevention |
| Compliance Standards | FCC, CE | FCC, CE | FCC / CE | FCC / CE | FCC / CE |
| Connectivity Type | Wired | Wired | Wired / Ethernet | Wired / Wireless | Wired |
| Depth | N/A | 12.3 inches | N/A | 9.4 inches | N/A |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | FCC, CE | N/A | N/A | N/A |
| Ethernet Technology | 10/100 Ethernet | 10/100 | 10/100 | 10/100 | 10/100 |
| Expansion Slots | EHWIC | EHWIC | EHWIC | EHWIC | EHWIC |
| Features | VPN, IPv6 Compatible, Firewall, Encryption | VPN / IPv6 Compatible / Firewall / Syslog | VPN / Firewall / IPv6 Compatible | VPN / IPv6 Compatible / Firewall | VPN / Firewall / IPv6 Compatible / Integrated Services |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 128 MB | 256 MB | 256 MB | 256 MB |
| Form Factor | Desktop | Rack-mount | Desktop | Desktop | Desktop / Rack-mount |
| Height | N/A | 1.73 inches | N/A | 1.7 inches | N/A |
| High Availability Support | Supported | Supported | Not Supported | Not Supported | Supported |
| Integrated Services | Voice, Video, WAN Optimization | Voice / Video / WAN Optimization | Voice / Video / WAN Optimization | Voice / Video | Voice / Video / WAN Optimization |
| Interface Ports | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| LAN Ports | 2 LAN Ports | 4 LAN Ports | Modular LAN | 4 LAN Ports | 2 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 256 MB | 512 MB | 256 MB | 256 MB | 256 MB |
| Modular Slots Available | 2 Slots | 2 Slots | 2 Slots | 2 Slots | 1 Slot |
| Network Protocols | IPv4, IPv6 | IPv4, IPv6 | IP / TCP / UDP / OSPF / EIGRP / BGP / RIP / ICMP | IPv4 / IPv6 | IPv4 / IPv6 |
| Power | 65 Watt | 50 W | 55W | 85W | 65 Watt |
| Power Source | AC Power Supply | AC Power Supply / DC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | Cisco 1921 Integrated Services Router 3G Voice | Cisco 1941 Security Services Router (C1941-SEC-SRE/K9) | CISCO1941-HSEC+/K9 | Cisco 1941 Integrated Services Router with Wireless | Cisco 1921 Integrated Services Router (C1921-3G-S-K9) |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | SSH, Telnet, SNMP | SSH, Telnet, SNMP | CLI / SNMP / Telnet / SSH | SSH / Telnet / SNMP | CLI / SNMP / SSH |
| Routing Protocols | OSPF / EIGRP / BGP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / RIP / Static Routing |
| Safety | N/A | UL/cUL | N/A | N/A | N/A |
| Speed/Capacity | 100 Mbps | N/A | N/A | N/A | Fast Ethernet |
| Stacking Capability | No | No | No | No | No |
| Telecom | N/A | TIA/EIA | N/A | N/A | N/A |
| Throughput Capacity | 75 Mbps | 0.075 Gbps | 0.075 Gbps | 0.025 Gbps | 100 Mbps |
| Use Case | Business, Branch Office | Enterprise | Enterprise / Small Business | Small Business | Enterprise / Small Business |
| VPN Support | IPSec / SSL VPN / DMVPN / FlexVPN | IPSec / SSL VPN / N/A / N/A / N/A / N/A | IPSec / SSL VPN / DMVPN | IPSec / DMVPN | IPSec / SSL VPN / DMVPN |
| WAN Configuration | WAN | Dual WAN | Dual WAN | Dual WAN | WAN |
| WAN Ports | 2 WAN Ports | 2 WAN | 2 WAN | 2 WAN | 1 WAN |
| Weight | N/A | 7 lbs | N/A | 8.8 lbs | N/A |
| Wi-Fi Standard | N/A | N/A | N/A | WiFi 4 | N/A |
| Width | N/A | 17.5 inches | N/A | 8.3 inches | N/A |
| Wireless Support | No | No | No | Yes | No |
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Questions & Answers
Q
What is the Cisco 1900 Series Wireless WAN Bundle C1921-3G-S-K9?
A
The Cisco 1900 Series Wireless WAN Bundle C1921-3G-S-K9 is a modular branch router with embedded 3G WWAN, dual Gigabit Ethernet ports, and integrated Cisco IOS security services for secure, reliable WAN connectivity.
Q
What key features does the C1921-3G-S-K9 offer?
A
The C1921-3G-S-K9 offers embedded HSPA+ 3G connectivity, modular WAN interface slots, IPsec VPN acceleration, Zone-Based Firewall, dual Gigabit Ethernet ports, and Cisco IOS SD-WAN readiness.
Q
What are the hardware specifications of the Cisco C1921-3G-S-K9?
A
It includes a 1.2 GHz dual-core CPU, 256 MB DRAM, 64 MB Flash, one onboard 3G WWAN card slot, two integrated Gigabit Ethernet ports, and a console port.
Q
Which wireless technologies does the Cisco C1921-3G-S-K9 support?
A
It supports 3G HSPA+ and HSUPA technologies with backward compatibility to GSM, GPRS, and EDGE networks for broad carrier interoperability.
Q
What security protocols are supported by the Cisco 1900 Series Wireless WAN Bundle?
A
It supports IPsec VPN, SSL VPN, Zone-Based Firewall, Secure Boot, Trust Anchor module, Network Address Translation (NAT), and Cisco IOS intrusion prevention.
Q
How do I deploy the Cisco C1921-3G-S-K9 in my network?
A
Install the C1921-3G-S-K9 at branch offices or remote sites, insert a compatible 3G SIM, configure Cisco IOS via CLI or Cisco Configuration Professional, and connect LAN/WAN interfaces.
Q
Is the C1921-3G-S-K9 suitable for small and medium businesses?
A
Yes. Its compact form factor, integrated 3G WWAN, enterprise-grade security, and flexible licensing make it ideal for SMB branch networking and mobile deployments.
Q
Does the Cisco 1900 Series Wireless WAN Bundle support simultaneous WAN connectivity?
A
Yes. It supports dual WAN connectivity with automatic failover and load balancing between 3G WWAN and Ethernet WAN interfaces.
Q
How do I configure 3G connectivity on the C1921-3G-S-K9?
A
Enable the cellular interface in Cisco IOS (interface cellular 0), set the APN and authentication parameters, insert the SIM card, and verify status with show cellular interface commands.
Q
What management tools are compatible with the Cisco 1900 Series Wireless WAN Bundle?
A
Manage the C1921-3G-S-K9 via Cisco Prime Infrastructure, Cisco DNA Center, Cisco Configuration Professional, SNMP, NETCONF/RESTCONF, and CLI.
Q
Can I upgrade the firmware of the Cisco C1921-3G-S-K9?
A
Yes. You can upgrade the IOS image using TFTP, FTP, USB, or Cisco Smart Software Manager to install the latest feature-rich and secure releases.
Q
What is the typical routing throughput of the Cisco 1900 Series Wireless WAN Bundle?
A
The C1921-3G-S-K9 delivers up to 85 Mbps of IP routing throughput, depending on the feature set and security services enabled.
Q
What warranty and support options are available for the C1921-3G-S-K9?
A
Cisco provides a Limited Lifetime Warranty with one-year next-business-day replacement, and optional SMARTnet support tiers for 24x7 hardware and software coverage.
Q
Are spare parts and modules available for the Cisco C1921-3G-S-K9?
A
Yes. Cisco-authorized partners supply replacement power supplies, fan modules, WAN interface cards, and cellular card kits for the C1921-3G-S-K9.
Q
How energy efficient is the Cisco 1900 Series Wireless WAN Bundle?
A
It meets ENERGY STAR requirements and uses low-power processors with efficient power supplies to minimize energy consumption in branch deployments.
Q
What pricing factors should I consider when purchasing the C1921-3G-S-K9?
A
Consider the base hardware cost, required IOS software feature licenses (SEC, ADV), optional SMARTnet support, and regional 3G carrier compatibility fees.
